'''BTU''' is the abbreviation for '''[[England|British]] thermal unit(s)''', a unit of [[energy]]. It is used worldwide in the power, steam generation, heating and air conditioning industries. Scientists conducting research and teachers prefer the term of the joule (J), which is an SI unit of energy. | '''BTU''' is the abbreviation for '''[[England|British]] thermal unit(s)''', a unit of [[energy]]. It is used worldwide in the power, steam generation, heating and air conditioning industries. Scientists conducting research and teachers prefer the term of the joule (J), which is an SI unit of energy. |